Given the Following Information, Calculate Sp2, the Pooled Sample Variance $\begin{array} { l l } s _ { 1 } { } ^ { 2 } 4 & s _ { 2 } { } ^ { 2 } = 6 \\n _ { 1 } = 16 & m _ { 2 } = 25\end{array}$

question 231

Multiple Choice

Given the following information, calculate sp2, the pooled sample variance that should be used in the pooled-variance t test.
$\begin{array} { l l } s _ { 1 } { } ^ { 2 } 4 & s _ { 2 } { } ^ { 2 } = 6 \\n _ { 1 } = 16 & m _ { 2 } = 25\end{array}$

• A)\(s _ { p } ^ { 2 } = 6.00\)
• B)\(s _ { p } ^ { 2 } = 5.00\)
• C)\(s _ { p } ^ { 2 } = 5.23\)
• D)\(s _ { p } ^ { 2 } = 4.00\)

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Definitions:

Cephalocaudal

A pattern of growth and development in organisms where development begins at the head and progresses towards the tail or feet.

Proximodistal

A principle of physical growth that states development proceeds from the center of the body outward.

Independence of Systems

The concept that different systems, whether mechanical, biological, or computational, can operate autonomously without interference from each other.

Cephalocaudal

A pattern of growth where development starts at the head and progresses downwards towards the feet.